Harman US

Lake Ann, MI Weather & Growing Conditions

Tonight
47°F
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 47. Southeast wind 0 to 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Tonight 47°F Scattered Rain Showers 0 to 5 mph SE 32%
Saturday 66°F Scattered Rain Showers 5 mph SE 43%
Saturday Night 50°F Scattered Rain Showers 0 to 5 mph NE 43%
Sunday 67°F Scattered Rain Showers then Partly Sunny 5 to 10 mph NE 25%
Sunday Night 46°F Mostly Cloudy 5 to 10 mph NE 1%
Monday 63°F Mostly Cloudy 5 to 10 mph NE 1%
Monday Night 44°F Mostly Cloudy 5 to 10 mph E 1%
Tuesday 64°F Mostly Sunny 5 to 10 mph NE 5%
Tuesday Night 44°F Partly Cloudy 5 to 10 mph E 10%
Wednesday 66°F Mostly Sunny 5 mph E 14%
Wednesday Night 46°F Partly Cloudy 0 to 5 mph E 14%
Thursday 68°F Mostly Sunny 0 to 5 mph NE 3%
Thursday Night 48°F Partly Cloudy 0 to 5 mph NE 2%
Friday 70°F Mostly Sunny 0 to 5 mph NE 5%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Lake Ann, MI

Last spring frost
May 22
First fall frost
Oct 9
Growing season
140 days
Hardiness zone
6a

Explore more for Lake Ann, MI: full frost dates · planting calendar · Michigan frost dates

Climate data from the nearest NOAA station, Maple City 1E, Mi (8.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.